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<html lang="en">

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    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
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    <head>
        <style>
            p.dotted {
                border-style: dotted;
            }

            p.dashed {
                border-style: dashed;
            }

            p.solid {
                border-style: solid;
            }

            p.double {
                border-style: double;
            }

            p.groove {
                border-style: groove;
            }

            p.ridge {
                border-style: ridge;
            }

            p.inset {
                border-style: inset;
            }

            p.outset {
                border-style: outset;
            }

            p.none {
                border-style: none;
            }

            p.hidden {
                border-style: hidden;
            }

            p.mix {
                border-style: dotted dashed solid double;
            }
        </style>
    </head>

    <body>
        <h1>border-style 属性</h1>
        <p>此属性规定要显示的边框类型：</p>
        <p class="dotted">点状边框</p>
        <p class="dashed">虚线边框</p>
        <p class="solid">实线边框</p>
        <p class="double">双线边框</p>
        <p class="groove">凹槽边框</p>
        <p class="ridge">垄状边框</p>
        <p class="inset">3D inset 边框</p>
        <p class="outset">3D outset 边框</p>
        <p class="none">无边框</p>
        <p class="hidden">隐藏边框</p>
        <p class="mix">混合边框</p>
    </body>

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